<template>
  <div class="icons">
    <swiper>
      <swiper-slide v-for="(page, index) of pages" :key="index">
        <div
          class="icon"
          v-for="item of page"
          :key="item.id"
        >
          <div class='icon-img'>
            <img class='icon-img-content' :src='item.imgUrl' />
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: "HomeIcons",
  props: {
    list: Array
  },
  computed: {
    pages() {
      const pages = [];
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8);
        if (!pages[page]) {
          pages[page] = [];
        }
        pages[page].push(item);
      });
      return pages;
    }
  }
};
</script>

<style lang="stylus" scoped>
@import '~style/varibles.styl'
@import '~style/mixins.styl'
.icons >>> .swiper-container
  height 0
  padding-bottom 50%
.icon
  position relative
  overflow hidden
  float left
  width 25%
  height 0
  padding-bottom 25%
  .icon-img
    position absolute
    top 0
    left 0
    right 0
    bottom 0.44rem
    box-sizing border-box
    padding 0.1rem
    .icon-img-content
      display block
      margin 0 auto
      height 100%
  .icon-desc
    position absolute
    left 0
    right 0
    bottom 0
    height 0.44rem
    line-height 0.44rem
    text-align center
    color $darkTextColor
    ellipsis()
</style>
